frost
noun
a degree or state of coldness sufficient to cause the freezing of water.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Several more years of operation would have been frosting on the cake,” he said.
From Time ● May 16, 2013